Is there a way to test the air in my home?

— Lori Bennet, NE

Answered by Cynthia Phakos on February 7, 2011

I'm converting a school bus into a motor home. What's the best way to insulate?

— josh jackling Perris, CA

Answered by Cynthia Phakos on January 6, 2011

What is the R-value for walls and ceiling in Laredo, TX?

— Felix Laredo, TX

Answered by Cynthia Phakos on December 9, 2010

Can you help me find an eco-friendly asphalt driveway sealer?

— Jane Encinitas, CA

Answered by Cynthia Phakos on November 8, 2010